Necrotrophic fungi Kunitz-type protease inhibitors Metabolic cycle Absolute quantification Glutamate dehydrogenase heterozygous homozygous kernel yield maize metabolome mutant Nodules Image analysis Alternative Oxidase Chlorophyll fluorescence Metabolic flexibility Amino acid Mitochondrion NPF Fluxes Proteomics Leaf day respiration Catalysis High resolution Metabolic pathways Lotus japonicus Necrosis Electron transfer chain Class III peroxidase CBL/CIPK Biomonitoring C-4 photosynthesis Leaf respiration Gas chromatography Bud burst Lactuca sativa L Nitrate signaling Climate change Glume Ethylene Auxin Mitochondria Aminotransferase Inhibition constant Elevated CO2 Exact mass spectrometry Lolium perenne L Glucosinolates Nitrate Land carbon uptake Atmospheric CO2 Nitrate transporter Necrotrophic fungus Photosynthesis Metabolome Class III peroxidases Germination 15 N nitrate labelling Energy Biostimulant Mitochondrial anatomy Elemental composition Cell wall Awn Lactuca sativa L biostimulant protein hydrolysate free amino acids water deficit polyamines osmoprotectants Omics Arabidopsis Carbon 13 Mesophyll conductance Lipidomics Gene ontology Kinetics Camalexin Environmental parameters Cytoplasmic male sterility Divergent selection Complex I Carbon isotopes Carbon stable isotope Medicago truncatula Carboxylation Isotope Metabolomics High light intensity Estuary Natural abundance Ammonium C-4 plants Nitrate potassium necrotrophic fungi plant-pathogen relation CBL/CIPK jasmonic acid Nitrogen-15 Mass spectrometry Database Foraminifera NRT2 Brassica napus oilseed rape Free amino acids Carbon balance Nitrate sensor Metabolism Jasmonic acid Kok method Nutrients Nitrate uptake nitrate signaling symbiosis stress NRT1PTR NRT2 NPF family Polyamines Osmoprotectants Glucosinolates Camalexin Small-sized samples Simultaneous extraction Absolute quantification